Mr. Gorbachev's liberalization has set loose bitter grievances that have simmered since Stalin's time in many of the 14 non-Russian republics.

The violence that had simmered since the moment these two men had met escalated to a roiling boil.

Your father, problems that have simmered since the last time American armed forces waged war in this country, and even more.

The February killings inflamed tensions between the communities which had simmered since the 2001 Jos riots when conflict between Muslims and Christians resulted in 1,000 dead.

Tensions over the Bruce killing have simmered since 1986, Judge Goettel (pronounced go-TELL) said in his opening comments.

Dispute Has Simmered The ethnic dispute has simmered since February, erupting occasionally into violence and sending a flood of refugees in both directions.

The controversy over how much exchange there should be between Arabs and Israelis has simmered since the Madrid peace conference in 1991.

Revisions in the act in March cut the aid sharply, and that further frayed tempers that had simmered since its enactment in 1990.

THE case had simmered since October, when 13 Asian Indian teenagers were arrested on criminal trespassing charges at a school playground in the Herricks district.

Later in 1874 the White League mounted a serious attempt to unseat the Republican governor of Louisiana, in a dispute that had simmered since the 1872 election.